200101221212237 has 2 divisors, whose sum is σ = 200101221212238. Its totient is φ = 200101221212236.

The previous prime is 200101221212177. The next prime is 200101221212303. The reversal of 200101221212237 is 732212122101002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 184351601932996 + 15749619279241 = 13577614^2 + 3968579^2 .

It is a cyclic number.

It is not a de Polignac number, because 200101221212237 - 2⁴⁴ = 182509035167821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200101221217237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100050610606118 + 100050610606119.

It is an arithmetic number, because the mean of its divisors is an integer number (100050610606119).

Almost surely, 2^{200101221212237} is an apocalyptic number.

It is an amenable number.

200101221212237 is a deficient number, since it is larger than the sum of its proper divisors (1).

200101221212237 is an equidigital number, since it uses as much as digits as its factorization.

200101221212237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

Adding to 200101221212237 its reverse (732212122101002), we get a palindrome (932313343313239).

The spelling of 200101221212237 in words is "two hundred trillion, one hundred one billion, two hundred twenty-one million, two hundred twelve thousand, two hundred thirty-seven".